29 Island
1 Mystifying Maze
1 Rogue's Passage
1 Temple of the False God
1 Basilisk Collar
1 Blackblade Reforged
1 Body of Knowledge
1 Brackish Blunder
1 Bronze Walrus
1 Candlekeep Sage
1 Charix, the Raging Isle
1 Clinquant Skymage
1 Colossal Whale
1 Consuming Tide
1 Counterspell
1 Cresting Mosasaurus
1 Cryptic Trilobite
1 Deduce
1 Defiler of Dreams
1 Devastation Tide
1 Dragon Wings
1 Dreamtail Heron
1 Empyrial Plate
1 Engulf the Shore
1 Fading Hope
1 Fae Flight
1 Fireshrieker
1 Fleeting Reflection
1 Fog Bank
1 Geyser Drake
1 Grayscaled Gharial
1 Gush
1 Hedron Archive
1 Hermitic Nautilus
1 High Tide
1 Horseshoe Crab
1 Hot Soup
1 Hullbreaker Horror
1 Levitation
1 Marauding Brinefang
1 Mind Stone
1 Mulldrifter
1 Mystic Reflection
1 Nadir Kraken
1 Negate
1 Nezahal, Primal Tide
1 Oneirophage
1 Out of Air
1 Psychic Corrosion
1 Psychic Rebuttal
1 Reef Worm
1 Riptide Turtle
1 River's Rebuke
1 Sea-Dasher Octopus
1 Shark Typhoon
1 Shore Up
1 Sky Diamond
1 Sol Ring
1 Sphinx's Tutelage
1 Spined Megalodon
1 Spirit Away
1 Stormtide Leviathan
1 Teferi's Ageless Insight
1 The Watcher in the Water
1 Thran Dynamo
1 Three Steps Ahead
1 Triskaidekaphile
1 Unsummon
1 Wingfold Pteron
1 Withdraw
1 Wonder
1 Worn Powerstone
Sideboard:
1 Altar of Dementia
1 Day's Undoing
1 Deepglow Skate
1 Shore Keeper
1 Tempest Caller
1 Voracious Greatshark